Carbon dots as fluorescent nanoprobes for assay of some non-fluorophoric nitrogenous compounds of high pharmaceutical interest

Beni-Suef University Journal of Basic and Applied Sciences

Table 2 Application of the proposed methods for determination of AZN and RSGL for five determinations

Pharmaceutical preparation	Mean% recovery ± SD^a		Reference method [31]
Pharmaceutical preparation	Spectrophotometric method	Fluorimetric method	Reference method [31]
AZN
XITHRONE® Suspension	98.78 ± 0.72	99.78 ± 0.36	100.49 ± 1.45
t^b	2.62	1.60
F^b	5.05	4.96
DELZOSIN® 500 mg tablets	99.77 ± 0.58	100.14 ± 0.93
t^b	2.70	2.23
F^b	3.97	5.16

Pharmaceutical preparation	Fluorimetric method	Reference method [32]
RSGL
PARKINTREAT® 1 mg Tablets	100.2 ± 0.75	100.45 ± 1.24
t^b	0.41
F^b	5.39